git.sesse.net Git - casparcg/blob - core/video_format.h

   1 /*\r
   2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>\r
   3 *\r
   4 *  This file is part of CasparCG.\r
   5 *\r
   6 *    CasparCG is free software: you can redistribute it and/or modify\r
   7 *    it under the terms of the GNU General Public License as published by\r
   8 *    the Free Software Foundation, either version 3 of the License, or\r
   9 *    (at your option) any later version.\r
  10 *\r
  11 *    CasparCG is distributed in the hope that it will be useful,\r
  12 *    but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14 *    GNU General Public License for more details.\r
  15 \r
  16 *    You should have received a copy of the GNU General Public License\r
  17 *    along with CasparCG.  If not, see <http://www.gnu.org/licenses/>.\r
  18 *\r
  19 */\r
  20 \r
  21 #pragma once\r
  22 \r
  23 #include <vector>\r
  24 #include <string>\r
  25 \r
  26 namespace caspar { namespace core {\r
  27         \r
  28 struct video_format \r
  29 { \r
  30         enum type\r
  31         {\r
  32                 pal = 0,\r
  33                 ntsc,\r
  34                 x576p2500,\r
  35                 x720p2500,\r
  36                 x720p5000,\r
  37                 x720p5994,\r
  38                 x720p6000,\r
  39                 x1080p2397,\r
  40                 x1080p2400,\r
  41                 x1080i5000,\r
  42                 x1080i5994,\r
  43                 x1080i6000,\r
  44                 x1080p2500,\r
  45                 x1080p2997,\r
  46                 x1080p3000,\r
  47                 x1080p5000,\r
  48                 invalid,\r
  49                 count\r
  50         };\r
  51 };\r
  52 \r
  53 struct field_mode \r
  54 { \r
  55         enum type\r
  56         {\r
  57                 empty           = 0,\r
  58                 lower           = 1,\r
  59                 upper           = 2,\r
  60                 progressive = 3 // NOTE: progressive == lower | upper;\r
  61         };\r
  62 \r
  63         static std::wstring print(field_mode::type value)\r
  64         {\r
  65                 switch(value)\r
  66                 {\r
  67                         case progressive:\r
  68                                 return L"progressive"; \r
  69                         case lower:\r
  70                                 return L"lower";\r
  71                         case upper:\r
  72                                 return L"upper";\r
  73                         default:\r
  74                                 return L"invalid";\r
  75                 }\r
  76         }\r
  77 };\r
  78 \r
  79 struct video_format_desc\r
  80 {\r
  81         video_format::type              format;         // video output format\r
  82 \r
  83         size_t                                  width;          // output frame width\r
  84         size_t                                  height;         // output frame height\r
  85         size_t                                  square_width;\r
  86         size_t                                  square_height;\r
  87         field_mode::type                field_mode;     // progressive, interlaced upper field first, interlaced lower field first\r
  88         double                                  fps;            // actual framerate, e.g. i50 = 25 fps, p50 = 50 fps\r
  89         size_t                                  time_scale;\r
  90         size_t                                  duration;\r
  91         size_t                                  field_count;\r
  92         size_t                                  size;           // output frame size in bytes \r
  93         std::wstring                    name;           // name of output format\r
  94 \r
  95         size_t                                  audio_sample_rate;\r
  96         size_t                                  audio_channels;\r
  97         std::vector<size_t>             audio_cadence;\r
  98 \r
  99         static const video_format_desc& get(video_format::type format);\r
 100         static const video_format_desc& get(const std::wstring& name);\r
 101         \r
 102         bool operator==(const video_format_desc& lhs)\r
 103         {\r
 104                 return format == lhs.format;\r
 105         }\r
 106 \r
 107         bool operator!=(const video_format_desc& lhs)\r
 108         {\r
 109                 return !(*this == lhs);\r
 110         }\r
 111 };\r
 112 \r
 113 inline std::wostream& operator<<(std::wostream& out, const video_format_desc& format_desc)\r
 114 {\r
 115         out << format_desc.name.c_str();\r
 116         return out;\r
 117 }\r
 118 \r
 119 }}